191554402

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:152

約数の個数: 72

約数和(自身を含む): 345850236

約数和(自身を除く): 154295834

約数列:

[1, 2, 13, 17, 26, 34, 37, 53, 74, 106, 169, 221, 289, 338, 442, 481, 578, 629, 689, 901, 962, 1258, 1378, 1802, 1961, 2873, 3757, 3922, 5746, 6253, 7514, 8177, 8957, 10693, 11713, 12506, 15317, 16354, 17914, 21386, 23426, 25493, 30634, 33337, 48841, 50986, 66674, 97682, 106301, 139009, 152269, 199121, 212602, 278018, 304538, 331409, 398242, 433381, 566729, 662818, 866762, 1133458, 1807117, 2588573, 3614234, 5177146, 5633953, 7367477, 11267906, 14734954, 95777201, 191554402]

約数ペア:

[(1, 191554402), (2, 95777201), (13, 14734954), (17, 11267906), (26, 7367477), (34, 5633953), (37, 5177146), (53, 3614234), (74, 2588573), (106, 1807117), (169, 1133458), (221, 866762), (289, 662818), (338, 566729), (442, 433381), (481, 398242), (578, 331409), (629, 304538), (689, 278018), (901, 212602), (962, 199121), (1258, 152269), (1378, 139009), (1802, 106301), (1961, 97682), (2873, 66674), (3757, 50986), (3922, 48841), (5746, 33337), (6253, 30634), (7514, 25493), (8177, 23426), (8957, 21386), (10693, 17914), (11713, 16354), (12506, 15317)]